
class WeekDay{
  static String cnWeekDay(int day){
    if(day==1){
      return "星期一";
    }else if(day==2){
      return "星期二";
    }else if(day==3){
      return "星期三";
    }else if(day==4){
      return "星期四";
    }else if(day==5){
      return "星期五";
    }else if(day==6){
      return "星期六";
    }else if(day==7){
      return "星期七";
    }
  }
}